All Questions are from Year - 2018 or older
Question 61 :
When it is nine o'clock in London, it will be the same time in :
- Ghana
- Babon
- Latvia
- Norway
Question 62 :
Which of the following best describes longitude?
- An imaginary line joining north and south poles
- The distance between a place east or west of the Greenwich Meridian
- The angular distance east or west of the Greenwich meridian
- The position of a place on earth's surface with reference to the Prime Meridian
Question 63 :
Why are winters more severe in Southern Hemisphere than in the Northern Hemisphere?
- Earth is tilted towards the Sun in the Northern Hemisphere
- Northern Hemisphere receives more sunlight
- Because of more iceberg activity in Southern Hemisphere
- Southern Hemisphere is less inhabited
Question 64 :
In the earliest days when life originated on earth, the atmosphere contained : [UDC 1993]
- free oxygen
- no oxygen
- oxygen in fixed form
- oxygen bound to carbon
Question 65 :
The position of the sun is annually twice overhead at Singapore because of the: [Railways 1993]
- rotation of the earth
- revolution of the earth
- elliptical path of the earth's orbit
- parallelism of inclined axis of the earth
Question 66 :
The antipodal position of a place located at 35° south and 80° west is [Asstt Commdt 2010]
- 55° north and 80° east
- 35° north and 100° east
- 100°north and 80° east
- 55° south and 10° east
Question 67 :
What is 'Siderial Day'?
- The day on which the duration of sunshine is the maximum
- The day on which the duration of sunshine and darkness are equal
- The time during which the earth makes a complete rotation on its axis in respect of the fixed stars
- The day on which the sun reaches its maximum distance from the equator
Question 68 :
Mohs' Scale is used to indicate the: [IAS 2003]
- degree of brittleness of a substance
- degree of hardness of minerals.
- degree of viscosity of a liquid
- degree of elasticity of a material
Question 69 :
The difference in the duration of day and night increases as one moves from:
- west to east
- east and west of the prime meridian
- poles to equator
- equator to poles
Question 70 :
The International Date Line makes slight deviation from 180° meridian so that it : [I. Tax - Central Excise 1990]
- divides the land masses under the same administration
- does not divide the Bering strait
- does not divide a group of islands under the same administration
- divides the Pacific Ocean into two equal halves
Question 71 :
The position of the earth in its orbit, when it is at its greatest distance from the Sun causing summer in the Northern hemisphere is :
- Perihelion
- Aplheuon
- Perigee
- Apogee
Question 72 :
What percentage of insolation is received by the earth's surface?
- 47%
- 51%
- 66%
- 87%
Question 73 :
Antipodes are:
- lines joining places having a time difference of 12 hours
- places diametrically opposite on earth's surface
- places located at a point where degree of latitude is equal to degree of longitude
- lines joining places having the same depths
Question 74 :
The revelations of a satellite photograph of the earth are as follows: 1. the Southern hemisphere bulges slightly more than the Northern hemisphere 2. it is slightly pear shaped ellipsoid of rotation 3. the polar axis of the earth is slightly shorter than the equatorial axis 4. the equatorial circumference is about 40,000km Which of the above statements are correct ?
- 1, 2 and 3
- 1, 2, 3 and 4
- 1, 2 and 4
- 2, 3 and 4
Question 75 :
Which part of the earth's surface receives the highest amount of insolation?
- Tropical deserts
- Equatorial region
- Savanna region
- No such criteria
Question 76 :
If a solar eclipse occurs when the moon is quite far from the earth, the eclipse would be likely to be :
- total
- partial
- annular
- none of these
Question 77 :
The Earth rotates-around an axis pointing towards: [NDA 1991]
- the moon
- the pole star
- the sun
- Venus
Question 78 :
The largest amount of reflection of the solar radiant energy which is reflected back into space before reaching the earth's surface is due to:
- clouds
- water-bodies
- snow and ice covered areas of the earth
- all the above reflect nearly the same amount
Question 79 :
Which of the following is/are true of world time zones? 1. The world is divided into thirty time zones 2. All time zones of the world are described in term of the number of hours difference between the standard meridian of that zone and the Greenwich Meridian 3. All countries have more than one time zone 4. The time for all places east of Greenwich is designated slow, and time for all places left of Greenwich is designated fast
- I, II, III and IV
- II and IV
- I, III and IV
- II only
Question 80 :
A radio broadcast from Delhi on Monday at 7.30 p.m. is heard at New York on: [NDA 1994]
- Tuesday at 8.35 p.m.
- the same day at 7.30 p.m.
- the same day at 7:30 a.m.
- Sunday at 8.35 p.m.
Question 81 :
The earth rotates around its axis from: [RRB 1991]
- north to south
- east to west
- south to north
- west to east
Question 82 :
The sun is never overhead at any time in : 1. North Temperate Zone 2. South Temperate Zone 3. North Frigid Zone 4. Torrid Zone
- III only
- I, II and III
- II and III
- I, II, III and IV
Question 83 :
One degree of longitude on the equator is equal to a distance of:
- 34.5 miles
- 50 miles
- 60 miles
- 69 miles
Question 84 :
The upper part of the mantle upon which the crust of the Earth floats is called: [IAS 2003]
- barysphere
- mesophere
- mohorovic discontinuity
- asthenosphere
Question 85 :
The Tropic of Cancer does NOT pass through: [NDA 2003]
- Egypt
- Mexico
- Oman
- Yemen
Question 86 :
The point in the orbit of a moon that is farthest from the Earth and at which the moon's velocity is at a minimum, the known as:
- Apehelion
- Apigee
- Umbra
- Perihelion
Question 87 :
The equatorial circumference is greater than the polar circumference by approximately:
- 22 km
- 68 km
- 125 km
- 625 km
Question 88 :
If a traveller going from Vancouver to Tokyo crosses the International Date Line on Saturday, what will be the day for him at Tokyo?
- Friday
- Saturday
- Sunday
- Monday
Question 89 :
The mean radius of the earth is approximately:
- 3200 km
- 6400 km
- 9600 km
- 12800 km
Question 90 :
Which one of the following has geographical position of 0 degree latitude and 0 degree longitude? [CDS 2008]
- In the South Atlantic Ocean
- In the Mediterranean Sea
- In Ghana, a West African-country
- At Greenwich Observatory in England